20050002

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{701}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 49937472

約数和(自身を除く): 29887470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 227, 454, 681, 701, 1362, 1402, 1589, 2043, 2103, 3178, 4086, 4206, 4767, 4907, 6309, 9534, 9814, 12618, 14301, 14721, 28602, 29442, 44163, 88326, 159127, 318254, 477381, 954762, 1113889, 1432143, 2227778, 2864286, 3341667, 6683334, 10025001, 20050002]

約数ペア:

[(1, 20050002), (2, 10025001), (3, 6683334), (6, 3341667), (7, 2864286), (9, 2227778), (14, 1432143), (18, 1113889), (21, 954762), (42, 477381), (63, 318254), (126, 159127), (227, 88326), (454, 44163), (681, 29442), (701, 28602), (1362, 14721), (1402, 14301), (1589, 12618), (2043, 9814), (2103, 9534), (3178, 6309), (4086, 4907), (4206, 4767)]